Code review comment for ~dirk.zimoch/epics-base:fix_zero_size_arrays

epics> dbpf array_of_numbers "[1,2,3]"
DBF_DOUBLE[3]: 1 2 3
epics> dbpf string "[1,2,3]"
DBF_STRING: "[1,2,3]"
epics> dbpf array_of_strings "[1,2,3]"
DBF_STRING[3]: "1" "2" "3"
epics> dbpf array_of_strings '"[1,2,3]"'
DBF_STRING: "[1,2,3]"
epics> dbpf string "bla"
DBF_STRING: "bla"
epics> dbpf array_of_strings "bla"
dbConvertJSON: lexical error: invalid char in json text.
                                       bla
                     (right here) ------^
epics> dbpf array_of_strings '"bla"'
DBF_STRING: "bla"
epics> dbpf array_of_chars "bla"
DBF_CHAR[4]: "bla"
epics> dbpf array_of_chars "[0x41,0x42,0x43]"
DBF_CHAR[17]: "[0x41,0x42,0x43]"

Should I support
1) writing plain strings into arrays of string?
2) writing arrays of integers into arrays of char?